639317919633

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{889747}}^1$

素因数の和:890033

約数の個数: 32

約数和(自身を含む): 919672004736

約数和(自身を除く): 280354085103

約数列:

[1, 3, 17, 51, 73, 193, 219, 579, 1241, 3281, 3723, 9843, 14089, 42267, 239513, 718539, 889747, 2669241, 15125699, 45377097, 64951531, 171721171, 194854593, 515163513, 1104176027, 2919259907, 3312528081, 8757779721, 12535645483, 37606936449, 213105973211, 639317919633]

約数ペア:

[(1, 639317919633), (3, 213105973211), (17, 37606936449), (51, 12535645483), (73, 8757779721), (193, 3312528081), (219, 2919259907), (579, 1104176027), (1241, 515163513), (3281, 194854593), (3723, 171721171), (9843, 64951531), (14089, 45377097), (42267, 15125699), (239513, 2669241), (718539, 889747)]